11000111001012 has 192 divisors, whose sum is σ = 32956794877440. Its totient is φ = 3107855941632.

The previous prime is 11000111001007. The next prime is 11000111001049. The reversal of 11000111001012 is 21010011100011.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11000111000985 and 11000111001003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 87422208 + ... + 87547944.

It is an arithmetic number, because the mean of its divisors is an integer number (171649973320).

Almost surely, 2^{11000111001012} is an apocalyptic number.

11000111001012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11000111001012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16478397438720).

11000111001012 is an abundant number, since it is smaller than the sum of its proper divisors (21956683876428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11000111001012 is a wasteful number, since it uses less digits than its factorization.

11000111001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127047 (or 127039 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11000111001012 its reverse (21010011100011), we get a palindrome (32010122101023).

The spelling of 11000111001012 in words is "eleven trillion, one hundred eleven million, one thousand, twelve".